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* function.c (func_shell): Don't close pipedes[1] if it is -1.

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Fixes Savannah bug #20495.
This commit is contained in:
Eli Zaretskii
2009-03-07 17:30:30 +00:00
parent f8f3b9005b
commit 656b15a404
2 changed files with 10 additions and 2 deletions
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7
function.c
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@@ -1687,8 +1687,11 @@ func_shell (char *o, char **argv, const char *funcname UNUSED)
free (command_argv[0]);
free (command_argv);
/* Close the write side of the pipe. */
close (pipedes[1]);
/* Close the write side of the pipe. We test for -1, since
pipedes[1] is -1 on MS-Windows, and some versions of MS
libraries barf when `close' is called with -1. */
if (pipedes[1] >= 0)
close (pipedes[1]);
#endif
/* Set up and read from the pipe. */